{"schemaVersion":3,"id":"CVE-2026-66006","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"lakeFS through 1.83.0, fixed in commit 71a45ee, contains an authentication bypass vulnerability in the /setup_comm_prefs endpoint that allows unauthenticated attackers to overwrite operator metadata including email, name, and company after setup completion. Attackers can POST to this endpoint to modify security update preferences, disable security communications, and trigger falsified telemetry events using the legitimate installation ID.","dates":{"published":"2026-07-24T14:57:50.268Z","modified":"2026-07-28T01:06:19.820Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.9,"severity":"medium","version":"4.0","versionLabel":"v4.0","source":"CVE.org","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":6.9,"severity":"medium","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":6.9,"severity":"medium","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00555,"percentile":0.45183,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0.21000000000000002,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00345},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00555,"percentile":0.45183}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00345,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00555,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00555,"percentile":0.45183}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"GITHUB_TREEVERSE_LAKEFS","name":"Lakefs","source":"github","url":"https://github.com/treeverse/lakeFS/issues/10465","maturity":"poc","reliabilityScore":0.3,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-306","name":"Missing Authentication for Critical Function","description":"The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/306.html"}],"affected":[{"vendor":"lakefs","product":"lakefs","name":"lakefs","label":"lakefs","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 1.83.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 1.83.0","eol":null,"hubHref":"/vendor/lakefs/lakefs"},{"vendor":"treeverse","product":"lakefs","name":"lakeFS","label":"lakefs","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 1.83.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 1.83.0","eol":null,"hubHref":"/vendor/treeverse/lakefs"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/treeverse/lakeFS/issues/10465","label":"github.com/treeverse/lakeFS/issues/10465","hostname":"github.com","tags":["Technical Description","Exploit","Issue Tracking"]},{"url":"https://github.com/treeverse/lakeFS/pull/10499","label":"github.com/treeverse/lakeFS/pull/10499","hostname":"github.com","tags":["Issue Tracking","Patch"]},{"url":"https://github.com/treeverse/lakeFS/commit/71a45eeb1639d146d34b8effd7e86d077160ed7c","label":"github.com/treeverse/lakeFS/commit/71a45eeb1639d146d34b8effd7e86d077160ed7c","hostname":"github.com","tags":["Patch"]},{"url":"https://www.vulncheck.com/advisories/lakefs-unauthenticated-operator-metadata-overwrite-via-setup-comm-prefs","label":"www.vulncheck.com/advisories/lakefs-unauthenticated-operator-metadata-overwrite-via-setup-comm-prefs","hostname":"www.vulncheck.com","tags":["Third Party Advisory","Patch"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-07-24T14:57:50.268Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-28T01:06:19.820Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":38,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T07:35:18.268Z","stale":false,"partial":false}}